Surname Solius (Solius 
, Солюс 
) , throughout the world, is a very rare family name. The cognomen Solius is characteristic of Russia, where it is a very rare surname, Spain, and Malaysia. Measured by absolute frequency, this name is the most popular in Russia, the United States, and Spain. Much less frequently, Solius is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Solius | Spain, India, Malaysia, United States, Tanzania |
| Солюс | Russia |